/*
 *   Copyright (C) 2009  Jens Kieselbach
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You may obtain a copy of the License at http://www.gnu.org/licenses/gpl.html
 */
package de.kieselbach.swing.activation

import javax.swing.*

public class TableSelectionActivator extends Activator {

    JTable table
    Integer min
    Integer max

    TableSelectionActivator(def t, Integer mi) {
        this(t, mi, null)
    }

    TableSelectionActivator(def t, Integer mi, Integer ma) {

        table = t
        min = mi
        max = ma

        table.selectionModel.valueChanged = {e ->
            if(!e.valueIsAdjusting) {
                activate()
            }
        }                                        
    }

    boolean isActive() {

        int count = table.selectedRowCount
        if(max != null) {
            return count >= min && count <= max
        }
        else {
            return count >= min
        }
    }
}